12525243045250 has 32 divisors (see below), whose sum is σ = 25250889985776. Its totient is φ = 4624705123200.

The previous prime is 12525243045241. The next prime is 12525243045353. The reversal of 12525243045250 is 5254034252521.

It can be written as a sum of positive squares in 8 ways, for example, as 529819484769 + 11995423560481 = 727887^2 + 3463441^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1926957219 + ... + 1926963718.

Almost surely, 2^{12525243045250} is an apocalyptic number.

12525243045250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12525243045250 is an abundant number, since it is smaller than the sum of its proper divisors (12725646940526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12525243045250 is a wasteful number, since it uses less digits than its factorization.

12525243045250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3853920967 (or 3853920957 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 12525243045250 its reverse (5254034252521), we get a palindrome (17779277297771).

The spelling of 12525243045250 in words is "twelve trillion, five hundred twenty-five billion, two hundred forty-three million, forty-five thousand, two hundred fifty".